Base | Representation |
---|---|
bin | 1010110101111… |
… | …01000101010011 |
3 | 20100010211201022 |
4 | 11122331011103 |
5 | 141240431034 |
6 | 13005230055 |
7 | 2153036144 |
oct | 532750523 |
9 | 210124638 |
10 | 90952019 |
11 | 47381664 |
12 | 2656232b |
13 | 15ac6382 |
14 | c117acb |
15 | 7eb8b2e |
hex | 56bd153 |
90952019 has 2 divisors, whose sum is σ = 90952020. Its totient is φ = 90952018.
The previous prime is 90952007. The next prime is 90952027. The reversal of 90952019 is 91025909.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 90952019 - 216 = 90886483 is a prime.
It is a super-2 number, since 2×909520192 = 16544539520352722, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 90952019.
It is not a weakly prime, because it can be changed into another prime (90952039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45476009 + 45476010.
It is an arithmetic number, because the mean of its divisors is an integer number (45476010).
Almost surely, 290952019 is an apocalyptic number.
90952019 is a deficient number, since it is larger than the sum of its proper divisors (1).
90952019 is an equidigital number, since it uses as much as digits as its factorization.
90952019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7290, while the sum is 35.
The square root of 90952019 is about 9536.8767948422. The cubic root of 90952019 is about 449.7150772491.
The spelling of 90952019 in words is "ninety million, nine hundred fifty-two thousand, nineteen".
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